Note: This communication is not an offer to sell or a solicitation of an offer to buy any security. An offer to sell Marathon Petroleum Corporation common stock can only be made through the prospectus for the Dividend Reinvestment and Direct Stock Purchase Plan. Please read the prospectus before making a decision to enroll in the Plan. You can view the prospectus by clicking above or by requesting a copy by contacting Computershare at the address specified above.